Revert "chore: update crate description"

[pythonbrad]

Change

Remove the field package.category from Cargo.toml file.

Reason

It's not used

[coveralls]

Pull Request Test Coverage Report for Build 7696576910

Warning: This coverage report may be inaccurate.

We've detected an issue with your CI configuration that might affect the accuracy of this pull request's coverage report.
To ensure accuracy in future PRs, please see these guidelines.
A quick fix for this PR: rebase it; your next report should be accurate.

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 98.745%

---

Totals
Change from base Build 7694648412:	0.0%
Covered Lines:	1416
Relevant Lines:	1434

---

💛 - Coveralls